Description:56K Conexant(ROCKWELL) Chipset Leased Line Hardware Modem Widely used for point to point conection or Internet connection for data/voice/fax communication for PC, Industrial Controllers, gaming/lottery machine, remote monitoring and controlling, PLC, remote utility station(water, electrical), metering, optional/backup connection, building automation, remote site management and any other application that requires modem solution.Optional Leased line operation at distance to 16km (10 miles) (leased line models). Specifications: Modulation mode:ITU-TV.90/K56Flex, V.34, V.32 bis, V.32, V.22 bis, V.22, V.23 and V.21; Bell 212A and 103 Fax:V17, V29, V27ter and V21 Channel2,speed:14400bps Connect Speed Rate:300 to 57600 bps(56K) or 300 to 33.6kbps, DTE max speed: 115,200 bps Leased Line:up to 16KM (10 miles) Line Distance, Powered or not powered Dial-up Mode:Tone,Pulse ,Leased Line Error correction:V.42 LAPM and MNP2-4 Work Mode:Full duplex and half duplex Data compressure:V.42 bis and MNP5 Command Set:EIA/TIA578 Class 1&Class2,compatible with Hays At command Flow Contral:software(XON/XOFF)or hardware(RTS/CTS) System Support:DOS,Windows95,Windows98,Windows Me,WinNT4.0, Windows2000,WindowsXP,Linux Output Impedance:average600 ±10%(O) Input Voltage: 100V to 250 V AC, 9V AC, 9 - 24V DC ,can be designed accordingly Consumption: <2W Operation Temperature:-20?~75? Relative Humidity:10%~90% Surge Pretection:Close loop line to line and line to ground double protection ,thunder-resistant Size:178MMx126MMx34MM Interface:1 RS232+2 RJ11(Line+Phone)